G73.3

Billable

Myasthenic syndromes in other diseases classified elsewhere

G73.3 is the ICD-10-CM code for Myasthenic syndromes in other diseases classified elsewhere. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
G00-G99
Parent
G73
Edition
FY2026

G00-G99 Diseases of the nervous system

Code first

  • underlying disease, such as:
  • neoplasm (C00-D49)
  • thyrotoxicosis (E05.-)

Frequently asked questions

What is ICD-10 code G73.3?
G73.3 is the ICD-10-CM code for "Myasthenic syndromes in other diseases classified elsewhere". It falls under G00-G99 Diseases of the nervous system.
Is G73.3 a billable code?
Yes — G73.3 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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